Home / 1,235,961.10-1,855,324.05-1,154,745.10

Finding the Fourth Proportional to 1,235,961.10, 1,855,324.05 and 1,154,745.10

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Solution

The fourth proportional to 1,235,961.10, 1,855,324.05 and 1,154,745.10 is: 1,733,409.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,235,961.10 : 1,855,324.05 = 1,154,745.10 : x
  2. Step 2: Convert to fraction form
    1,235,961.10/1,855,324.05 = 1,154,745.10/x
  3. Step 3: Cross multiply
    1,235,961.10x = 1,855,324.05 × 1,154,745.10
  4. Step 4: Simplify right side
    1,235,961.10x = 2,142,426,355,649.66
  5. Step 5: Solve for x
    x = 2,142,426,355,649.66/1,235,961.10
  6. Step 6: Final answer
    x = 1,733,409.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.